Wednesday, July 8, 2026

Patent intelligence · US

US 11690918

Pyrrolobenzodiazepine-anti-CD22 antibody conjugates

granted A61KA61K2039/505A61K31/551A61K31/5517
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 22
Patent details — US 11690918
Jurisdiction
US
Status
granted
Grant date
Jul 4, 2023
Expiration
Jun 29, 2043
Claims
15
CPC classes
A61K, A61K2039/505, A61K31/551, A61K31/5517
View on Google Patents ↗

Quick answer

US 11690918 (Pyrrolobenzodiazepine-anti-CD22 antibody conjugates) is held by ADC THERAPEUTICS SA. Status: granted. Granted Jul 4, 2023. Expires Jun 29, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
15
CPC classes
A61K, A61K2039/505, A61K31/551, A61K31/5517, A61K39/001113, A61K45/06

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Frequently asked questions

What is US patent 11690918?

US 11690918 (Pyrrolobenzodiazepine-anti-CD22 antibody conjugates) is held by ADC THERAPEUTICS SA. Status: granted. Granted Jul 4, 2023. Expires Jun 29, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11690918?

ADC THERAPEUTICS SA is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 22 pharmaceutical patents for this assignee.

When does US 11690918 expire?

Our index shows an expiration date of Jun 29, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.